Index
Search every term, hub, statute, and concept covered in NatGas 101. Click any entry to jump to the relevant chapter.
239 entries
A
AECO (Alberta hub)Ch 15AI data center demandCh 12AI weather forecast models (GraphCast, Aurora, AIFS)Ch 20Algonquin CitygateCh 15Aliso Canyon storage incident (2015)Ch 11Amaranth Advisors blowup (2006)Ch 3Amine sweetenerCh 9Anadarko Basin (SCOOP, STACK)Ch 4Andurand, Pierre / Andurand CapitalCh 3Antero ResourcesCh 3Aquifer storageCh 11Arctic blast (January 2024)Ch 20Asia Vision (first Lower-48 LNG cargo, Feb 24, 2016)Ch 2Asian-style settlement (monthly average)Ch 15Atlantic hurricane seasonCh 20
B
BackwardationCh 15Baker Hughes rig countCh 3Bakken ShaleCh 4Baltimore Gas Light Company (1816)Ch 2Base gas (cushion gas)Ch 11Basis differentialCh 15Basis swap (ICE)Ch 15BidweekCh 15Big Inch and Little Big Inch pipelines (1942-44)Ch 2Bomb cyclone (January 2018)Ch 20BTU per cubic foot (heating value)Ch 5Bullet settlement (single-day, European-style)Ch 15
C
C3MR (propane-precooled mixed refrigerant)Ch 14Calcasieu Pass LNGCh 14Calendar spreadCh 15Calpine CorporationCh 12Cameron LNGCh 14Capacity market (PJM RPM, ISO-NE FCM)Ch 12Capacity releaseCh 16Carter, Jimmy (cardigan fireside chat, Feb 2, 1977)Ch 2Centaurus Advisors (John Arnold)Ch 3Cheniere EnergyCh 3Chicago CitygateCh 15Citadel LLCCh 3CME Group / NYMEXCh 3Coal-to-gas switchingCh 21Coalbed methane (CBM)Ch 4Combined-cycle gas turbine (CCGT)Ch 12Compressor stationCh 10ContangoCh 15Contract specifications (NYMEX NG)Ch 15Conventional vs unconventional gasCh 4Cooling Degree Days (CDDs)Ch 20Corpus Christi LNGCh 14Cove Point LNGCh 14Crop drying (propane)Ch 20Cryogenic plantCh 9Custody transferCh 5
D
E
Eagle Ford ShaleCh 4East-West Pipeline (Saudi Petroline)Ch 14ECMWF (European Model)Ch 20EIA Weekly Storage ReportCh 11Elba Island LNGCh 14Electronic Bulletin Board (EBB)Ch 16Emergency Natural Gas Act (1977)Ch 2ENSO (El Niño / La Niña)Ch 20Enterprise Products PartnersCh 3EQT CorporationCh 3EthaneCh 18Ethane cracker (steam cracking)Ch 13Ethane-vs-naphtha switchingCh 21EU import standard (methane)Ch 17European-style settlement (single-day, bullet)Ch 15Expand Energy (post-Chesapeake-Southwestern)Ch 3
F
F-class CCGTCh 12FERC (Federal Energy Regulatory Commission)Ch 17FERC Order 636 (April 8, 1992)Ch 2Firm transportationCh 16Forward curve (Henry Hub strip)Ch 15Frac spreadCh 19Fractionation (NGL)Ch 18Fredonia, NY (Hart's 1821 well)Ch 2Freeport LNG fire (June 8, 2022)Ch 14Freeze-offCh 20FTA / non-FTA LNG export authorizationCh 14
G
H
H-class CCGTCh 12H/J spread (March-April calendar)Ch 15HalliburtonCh 3Hart, William Aaron (Fredonia well, 1821)Ch 2Haynesville ShaleCh 4Heat dome eventsCh 20Heat rateCh 12Heating Degree Days (HDDs)Ch 20Heating valueCh 5Helium (Hugoton)Ch 5Helmerich and Payne (FlexRig)Ch 3Henry HubCh 15Henry Hub futures launch (April 3, 1990)Ch 2Hilcorp EnergyCh 3Horizontal drillingCh 6Houston Ship ChannelCh 15Hugoton Field (Kansas)Ch 4Hurricane Beryl (July 2024)Ch 20Hurricane Harvey, Ida, Laura, Katrina, RitaCh 20Hydraulic fracturing (slickwater frac)Ch 7
I
L
M
Macquarie EnergyCh 3MAOP (Maximum Allowable Operating Pressure)Ch 10Marcellus negative basisCh 15Marcellus ShaleCh 4Mark III / NO96 (GTT membrane)Ch 14Maximum Daily Quantity (MDQ)Ch 16Mercaptan (odorant)Ch 5Methane (CH4)Ch 5Mid-scale modular liquefactionCh 14Millennium ManagementCh 3Mitchell, George (Barnett Shale, 1998)Ch 2MLP (Master Limited Partnership)Ch 3Mont Belvieu (NGL fractionation)Ch 18Montney Basin (Canada)Ch 4Mountain Valley Pipeline (MVP)Ch 15Murrysville, PA (Haymaker brothers, 1878)Ch 2
N
NAESB (scheduling protocols)Ch 16Natural Gas Act of 1938Ch 2Natural Gas Liquids (NGLs)Ch 18Natural Gas Policy Act of 1978 (NGPA)Ch 2Negative pricing (Waha)Ch 15New London school explosion (1937)Ch 5NGI (Natural Gas Intelligence)Ch 3Nitrogen rejection unitCh 5Nominations (pipeline)Ch 16Nord Stream sabotage (Sept 26, 2022)Ch 2NYMEX NG futuresCh 15
O
P
Parent-child interferenceCh 7Patterson-UTI EnergyCh 3Peak shaver (LNG storage)Ch 11Peaker (simple-cycle gas turbine)Ch 12Pen day (penultimate, OTC options)Ch 15Permian BasinCh 4Permian basin negative gas pricing (Waha)Ch 15Phillips Petroleum Co. v. Wisconsin (1954)Ch 2PHMSA (pipeline safety)Ch 17Pinedale Anticline / Jonah FieldCh 4Pipeline-quality specificationsCh 5Plaquemines LNGCh 14Platts Gas DailyCh 15Polar vortex (January 2014)Ch 20Powder River Basin (CBM)Ch 4Power-sector gas burnCh 12Pressure pumping (frac fleet)Ch 7Producer hedgingCh 3PropaneCh 18Propane-to-WTI percent of crudeCh 19
R
S
S&D modeling (supply and demand)Ch 3Sabine Pass LNGCh 14Salt-cavern storageCh 11Schedulers (gas)Ch 3SEC reserves classificationCh 8Section 7 certificate (Natural Gas Act)Ch 17Seismic survey (2D, 3D, 4D)Ch 6Shale revolutionCh 2Siemens EnergyCh 12SLB (Schlumberger)Ch 3Slickwater fracCh 7SoCal CitygateCh 15Spark spreadCh 12Stargate (OpenAI / SoftBank / Oracle, Jan 2025)Ch 12Statar Capital (Ron Ozer)Ch 3Storage operatorsCh 3Subscriber base (firm vs interruptible)Ch 16Sumas Hub ($200 print, Nov 2018)Ch 15
T
Take-or-pay contractsCh 2Tankers (LNG carriers)Ch 14Targa ResourcesCh 3Tenaska Marketing VenturesCh 3Tennessee Zone 6 / Zone 4Ch 15Texas Eastern TransmissionCh 10Texas Energy Fund (Prop 7, 2023)Ch 12Three Mile Island restart (Microsoft, Sept 2024)Ch 12Three-mile Island Unit 1 (Crane Clean Energy)Ch 12Tight gasCh 4Tolling fee (LNG)Ch 14Tourmaline Oil Corp.Ch 3TrafiguraCh 3Train (liquefaction)Ch 14Transco (Williams)Ch 3TTF (Dutch Title Transfer Facility)Ch 14Type curveCh 8